Brand new in the tube. AAC 300 BLK barrel with gas block threaded 5/8x24 (no thread protector included). This barrel is for the .300 BLK round. New and never installed. Caliber: Caliber: 300 BLK Length: 16" Finish: Black Nitride Materials: 4150 Steel MSRP: $425 This barrel assembly is all you need to convert your 5.56mm AR to 300 AAC BLACKOUT (7.62x35mm). The 4150 steel barrel features a black nitride finish (including bore and chamber), 1:8" twist for super- or sub-sonic use. It comes ready for silencer use, threaded 5/8-24, gas tube, steel low-profile press-fit set screw gas block (barrel has set-screw divots for gas block alignment). Requires barrel nut, gunsmith installation recommended. Visa/MC/Discover accepted with 3.5% surcharge. No sales to Kalifornia or where it is prohibited to own a suppressor. S/H is $15.00 to the lower 48. Sorry the photos suck but this item is 100% new and has no defects.

$15.00 to the lower 48

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STOCKING DEALER OF MANY NAME BRAND HANDGUNS, RIFLES AND SHOTGUNS. SPECIALIZING IN MOST CLASS III ITEMS INCLUDING CIVILIAN LEGAL MACHINEGUNS AND SILENCERS.